diff --git a/build.gradle.kts b/build.gradle.kts
index 2be79f8..89c00ae 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -60,6 +60,9 @@ dependencies {
     implementation(fg.deobf(libs.ae2.get()))
     implementation(fg.deobf(libs.projecte.get()))
 
+    // implementation(fg.deobf(libs.aecapfix.get()))
+    compileOnly(fg.deobf(libs.aecapfix.get()))
+
     runtimeOnly(fg.deobf(libs.projectex.get()))
     runtimeOnly(fg.deobf(libs.teampe.get()))
     runtimeOnly(fg.deobf(libs.jade.get()))
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 4b71a42..d8c4866 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -20,6 +20,8 @@ dependencyResolutionManagement {
             version("projecte", "1.0.1")
             library("projecte", "curse.maven", "projecte-226410").version("4901949-api-4901951")
 
+            library("aecapfix", "curse.maven", "aecapfix-914685").version("5017517")
+
             library("projectex", "curse.maven", "project-expansion-579177").version("5232445")
             library("teampe", "curse.maven", "team-projecte-689273").version("4882959")
             library("jade", "curse.maven", "jade-324717").version("5072729")
diff --git a/src/main/java/gripe/_90/appliede/AppliedE.java b/src/main/java/gripe/_90/appliede/AppliedE.java
index fbc9784..9b5f0be 100644
--- a/src/main/java/gripe/_90/appliede/AppliedE.java
+++ b/src/main/java/gripe/_90/appliede/AppliedE.java
@@ -12,6 +12,7 @@
 import net.minecraft.world.item.Item;
 import net.minecraft.world.level.block.Block;
 import net.minecraft.world.level.block.entity.BlockEntityType;
+import net.minecraftforge.fml.ModList;
 import net.minecraftforge.fml.common.Mod;
 import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext;
 import net.minecraftforge.fml.loading.FMLEnvironment;
@@ -33,6 +34,7 @@
 import gripe._90.appliede.iface.EMCInterfaceBlockEntity;
 import gripe._90.appliede.iface.EMCInterfaceMenu;
 import gripe._90.appliede.iface.EMCInterfacePart;
+import gripe._90.appliede.iface.EMCInterfacePartAECF;
 import gripe._90.appliede.iface.EMCInterfaceScreen;
 import gripe._90.appliede.key.EMCKeyType;
 import gripe._90.appliede.key.EMCRenderer;
@@ -64,7 +66,9 @@ public final class AppliedE {
         ITEMS.register("emc_interface", () -> new BlockItem(block, new Item.Properties()));
         return block;
     });
-    public static final RegistryObject<Item> CABLE_EMC_INTERFACE = ITEMS.register("cable_emc_interface", () -> part(EMCInterfacePart.class, EMCInterfacePart::new));
+    public static final RegistryObject<Item> CABLE_EMC_INTERFACE = ITEMS.register("cable_emc_interface", () -> ModList.get().isLoaded("aecapfix")
+            ? part(EMCInterfacePartAECF.class, EMCInterfacePartAECF::new)
+            : part(EMCInterfacePart.class, EMCInterfacePart::new));
 
     @SuppressWarnings("DataFlowIssue")
     public static final RegistryObject<BlockEntityType<EMCInterfaceBlockEntity>> EMC_INTERFACE_BE = BE_TYPES.register("emc_interface", () -> {
diff --git a/src/main/java/gripe/_90/appliede/iface/EMCInterfacePartAECF.java b/src/main/java/gripe/_90/appliede/iface/EMCInterfacePartAECF.java
new file mode 100644
index 0000000..4c90f09
--- /dev/null
+++ b/src/main/java/gripe/_90/appliede/iface/EMCInterfacePartAECF.java
@@ -0,0 +1,16 @@
+package gripe._90.appliede.iface;
+
+import appeng.api.parts.IPartItem;
+
+import gripe._90.aecapfix.AECapFix;
+
+public class EMCInterfacePartAECF extends EMCInterfacePart implements AECapFix.Invalidator {
+    public EMCInterfacePartAECF(IPartItem<?> partItem) {
+        super(partItem);
+    }
+
+    @Override
+    public void aecapfix$invalidate() {
+        getInterfaceLogic().invalidateCaps();
+    }
+}